What to do,what to do.... X pipe or not? Never Say Never Opinions please
send the headers back.
put an x pipe in 2.5" duals off the stock manifolds,
add sound deadner under the rear seat, and under the carpet,
if you want to yank the carpet.
Mufflers of your choice. I am using Super Turbos, no h or x pipe,
2 1/4" duals off the stock 273 manifolds.
Engine is a 318 cam is a Mopar 4452759
Basic Operating RPM Range: 1,200-5,200
Intake Duration at 050 inch Lift: 221
Exhaust Duration at 050 inch Lift: 228
Duration at 050 inch Lift: 221 int./228 exh.
Advertised Intake Duration: 260
Advertised Exhaust Duration: 268
Advertised Duration: 260 int./268 exh.
Intake Valve Lift with Factory Rocker Arm Ratio: 0.430 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.450 in.
Valve Lift with Factory Rocker Arm Ratio: 0.430 int./0.450 exh. lift
Lobe Separation (degrees): 110
http://www.youtube.com/watch?v=Ud8mci4rjFU